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Question
The common difference of the AР `1/p, (1 - p)/p, (1 - 2p)/p,` ... is ______.
Options
p
–p
–1
1
MCQ
Fill in the Blanks
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Solution
The common difference of the AР `1/p, (1 - p)/p, (1 - 2p)/p,` ... is –1.
Explanation:
d = T2 – T1
= `(1 - p)/p - 1/p`
= `((1 - p) - 1)/p`
= `-p/p`
= –1
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